summaryrefslogtreecommitdiff
path: root/arch/x86/kernel/apic
diff options
context:
space:
mode:
authorJiang Liu <jiang.liu@linux.intel.com>2015-01-07 15:31:40 +0800
committerThomas Gleixner <tglx@linutronix.de>2015-01-15 11:24:23 +0100
commitc392f56c946033bd136043079a62b9188888828d (patch)
treef2917dafcc643ce4d107f9bc355163ed64cfba41 /arch/x86/kernel/apic
parent84d0779304b5c45134311dfc31b5a2325ce3ad84 (diff)
iommu/irq_remapping: Kill function irq_remapping_supported() and related code
Simplify irq_remapping code by killing irq_remapping_supported() and related interfaces. Joerg posted a similar patch at https://lkml.org/lkml/2014/12/15/490, so assume an signed-off from Joerg. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Signed-off-by: Joerg Roedel <jroedel@suse.de> Tested-by: Joerg Roedel <joro@8bytes.org> Cc: Tony Luck <tony.luck@intel.com> Cc: iommu@lists.linux-foundation.org Cc: H. Peter Anvin <hpa@linux.intel.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: David Rientjes <rientjes@google.com> Cc: HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com> Cc: Jan Beulich <JBeulich@suse.com> Cc: Richard Weinberger <richard@nod.at> Cc: Oren Twaig <oren@scalemp.com> Link: http://lkml.kernel.org/r/1420615903-28253-14-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/apic')
-rw-r--r--arch/x86/kernel/apic/apic.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 2f16116ced90..35e6d09294ed 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1575,12 +1575,7 @@ void enable_x2apic(void)
static int __init try_to_enable_IR(void)
{
-#ifdef CONFIG_IRQ_REMAP
- if (!irq_remapping_supported()) {
- pr_debug("intr-remapping not supported\n");
- return -1;
- }
-
+#ifdef CONFIG_X86_IO_APIC
if (!x2apic_enabled() && skip_ioapic_setup) {
pr_info("Skipped enabling intr-remap because of skipping "
"io-apic setup\n");